{"id":"ALSA-2026:61257","summary":"Important: iperf3 security update","details":"Iperf is a tool which can measure maximum TCP bandwidth and tune various parameters and UDP characteristics. Iperf reports bandwidth, delay jitter, and data-gram loss.  \n\nSecurity Fix(es):  \n\n  * iperf3: iperf3 server accepts unbounded peer-controlled JSON parameters enabling remote denial of service via resource exhaustion (CVE-2026-71217)\n\n\nFor more details about the security issue(s), including the impact, a CVSS score, acknowledgments, and other related information, refer to the CVE page(s) listed in the References section.\n","modified":"2026-08-31T13:45:04.411740105Z","published":"2026-08-31T00:00:00Z","related":["CVE-2026-71217"],"references":[{"type":"ADVISORY","url":"https://access.redhat.com/errata/RHSA-2026:61257"},{"type":"REPORT","url":"https://access.redhat.com/security/cve/CVE-2026-71217"},{"type":"REPORT","url":"https://bugzilla.redhat.com/2460984"},{"type":"ADVISORY","url":"https://errata.almalinux.org/8/ALSA-2026-61257.html"}],"affected":[{"package":{"name":"iperf3","ecosystem":"AlmaLinux:8","purl":"pkg:rpm/almalinux/iperf3"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"3.5-12.el8_10.1"}]}],"database_specific":{"source":"https://github.com/AlmaLinux/osv-database/blob/master/advisories/almalinux8/ALSA-2026:61257.json"}}],"schema_version":"1.9.0"}